Well, no. I'm looking for a way to rotate the imagedata (like pygame.transform.rotate(...)) but your example rotates the image location. Right?
/John tor 2007-04-19 klockan 10:36 +0200 skrev altern: > hi john > > John Eriksson(e)k dio: > > Hi, > > > > The rotate function in the transform module rotates an image about its > > center. But what if I want to use another point? > > > > Is there another solution than to modify the size of the image to change > > its center point? > > I think something like this should do what you are looking for. > > from math import * > > def rotPoint(point, axis, ang): > """ Orbit. calcs the new loc for a point that rotates a given num > of degrees around an axis point, > +clockwise, -anticlockwise -> tuple x,y > """ > x, y = point[0] - axis[0], point[1] - axis[1] > radius = sqrt(x*x + y*y) # get the distance between points > > RAng = radians(ang) # convert ang to radians. > > h = axis[0] + ( radius * cos(RAng) ) > v = axis[1] + ( radius * sin(RAng) ) > > return h, v > > > myimage.center = rotPoint(myimage.center, (300,300), 45) > > this line should rotate myimage.center around point (300,300) by 45 degrees > > > > Best Regards > > /John Eriksson > > > >
